2 July 2019

Transducer

What is a transducer?

A transducer is a device that converts the energy from one form to another. Usually, a transducer converts a signal in a form of energy to a signal in another.


Classification based on the source of energy: Active and passive transducer 

 Classification based on physical quantity: 
  • Pressure transducer - Bourdon gauge
  • Force transducer  - Dynamometer
  • Acceleration transducer  - Accelerometer
Primary and secondary transducer  Read more 

  • Hysteresis
  • Size
  • Span 
  • Repeatability
  • Conformance
  • Resolution
  • Speed
  • Ruggedness
  • High output
  • High stability Read more 


Advantages of electrical transducer:  1. Mass inertia effects are minimized 2. The signal can be conditioned or mixed to obtain any combination with the output of similar transduces or control signals
Disadvantages of electrical transducer: 1. The electrical transducer has costly Read more
  • Thermistor/ Thermocouple
  • Optocoupler
  • LDR
  • Microphone
  • Hall effect
  • Speaker
  • Magnetic pickup
  • Flame or smoke
  • Pizzo
  • Strain gauge
  • Vibration
  • Magnetism
  • Force  Read more 
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